(1972). National Commission on Libraries and Information Science Public Hearing; Chicago Regional Hearing (September 27, 1972).
Cita Chicago Style (17a ed.)National Commission on Libraries and Information Science Public Hearing; Chicago Regional Hearing (September 27, 1972). 1972.
Cita MLA (9a ed.)National Commission on Libraries and Information Science Public Hearing; Chicago Regional Hearing (September 27, 1972). 1972.
Precaución: Estas citas no son 100% exactas.